package com.song.api.interceptor;

import com.song.utils.IPUtil;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.web.servlet.HandlerInterceptor;
import org.springframework.web.servlet.ModelAndView;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

public class ArticleReadInterceptor extends BaseInterceptor implements HandlerInterceptor {

    private static final Logger LOG = LoggerFactory.getLogger(BaseInterceptor.class);


    @Override
    public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {

        String userIP = IPUtil.getRequestIp(request);
        String articleId = request.getParameter("articleId");
        boolean keyIsExist = redis.keyIsExist(REDIS_ALREADY_READ + articleId + userIP);
        if (keyIsExist){
            return false;
        }
        return true;
    }

    @Override
    public void postHandle(HttpServletRequest request, HttpServletResponse response, Object handler, ModelAndView modelAndView) throws Exception {

    }

    @Override
    public void afterCompletion(HttpServletRequest request, HttpServletResponse response, Object handler, Exception ex) throws Exception {

    }

}
